. >>> six people recovering after two police helicopters collided in california. investigators believe the crash happened when one chopper landing while the other taking off in pasadena. six people hurt, including five police sr officers, they are expecting to survive their injuries. the national transportation safety board is investigating. >>> new video of an oil platform that caught fire friday morning in the gulf of mexico. >> may day, may day. >> something just blew up. >> a tv crew was nearby when the rig exploded. yesterday, the body of one of the missing crew members was found at the bottom of the sea. another crew member is still missing, and at least four others are in the hospital. the ceo of black elk injury, which owns the rig, says it's a difficult time for the company and for the injured workers. >> you know, it's an emotional situation, and the very best i can do is comfort them, reassure them, and get them back to their families. >> investigators believe vapors ignited as workers used a blow torch on an oil line. warning signals were used at the r